This LED matrix is great for a variety of projects. 64 bright RGB LEDs are contained inside the matte black body, in an 8x8 matrix. There are 32 pins in total, 16 on each side with a small amount of spacing in between so users can easily plug it into a driver module with plenty of space to wire it up. Driver modules can be stacked for extended displays. Dimensions: 60mm x 60mm.